def test_find_image_differences_new_images(self):
images_with_new = copy.deepcopy(TEST_IMAGES)
images_with_new.append(sb.ImageInput("SteamOS", "ffff", "uvwx"))
self.assertEqual(
{"new": set(["SteamOS"]), "changed": set(), "retired": set()},
sb.find_image_differences(TEST_IMAGES, images_with_new),
)
images_with_new.append(sb.ImageInput("WindowsServer2012", "gggg", "yzab"))
self.assertEqual(
{"new": set(["SteamOS", "WindowsServer2012"]), "changed": set(), "retired": set()},
sb.find_image_differences(TEST_IMAGES, images_with_new),
)
def test_find_image_differences_retired_images(self):
images_with_retired = copy.deepcopy(TEST_IMAGES)
images_with_retired.pop(0)
self.assertEqual(
{"new": set(), "changed": set(), "retired": set(["Ubuntu"])},
sb.find_image_differences(TEST_IMAGES, images_with_retired),
)
images_with_retired.pop(0)
self.assertEqual(
{"new": set(), "changed": set(), "retired": set(["Ubuntu", "CentOS"])},
sb.find_image_differences(TEST_IMAGES, images_with_retired),
)
def test_find_image_differences_retired_images(self):
images_with_retired = copy.deepcopy(TEST_IMAGES)
images_with_retired.pop(0)
self.assertEqual({'new': set(),
'changed': set(),
'retired': set(['Ubuntu'])},
sb.find_image_differences(TEST_IMAGES,
images_with_retired))
images_with_retired.pop(0)
self.assertEqual({'new': set(),
'changed': set(),
'retired': set(['Ubuntu', 'CentOS'])},
sb.find_image_differences(TEST_IMAGES,
images_with_retired))
def test_find_image_differences_retired_images(self):
images_with_retired = copy.deepcopy(TEST_IMAGES)
images_with_retired.pop(0)
self.assertEqual({'new': set(),
'changed': set(),
'retired': set(['Ubuntu'])},
sb.find_image_differences(TEST_IMAGES,
images_with_retired))
images_with_retired.pop(0)
self.assertEqual({'new': set(),
'changed': set(),
'retired': set(['Ubuntu', 'CentOS'])},
sb.find_image_differences(TEST_IMAGES,
images_with_retired))
def test_find_image_differences_changed_images(self):
images_with_changed = copy.deepcopy(TEST_IMAGES)
images_with_changed.pop(0)
images_with_changed.append(sb.ImageInput("Ubuntu", "aaab", "abce"))
self.assertEqual(
{"new": set(), "changed": set(["Ubuntu"]), "retired": set()},
sb.find_image_differences(TEST_IMAGES, images_with_changed),
)
images_with_changed.pop(0)
images_with_changed.append(sb.ImageInput("CentOS", "bbbc", "efgi"))
self.assertEqual(
{"new": set(), "changed": set(["Ubuntu", "CentOS"]), "retired": set()},
sb.find_image_differences(TEST_IMAGES, images_with_changed),
)
def test_find_image_differences_new_images(self):
images_with_new = copy.deepcopy(TEST_IMAGES)
images_with_new.append(sb.ImageInput("SteamOS", "ffff", "uvwx"))
self.assertEqual({'new': set(['SteamOS']),
'changed': set(),
'retired': set()},
sb.find_image_differences(TEST_IMAGES,
images_with_new))
images_with_new.append(sb.ImageInput("WindowsServer2012", "gggg",
"yzab"))
self.assertEqual({'new': set(["SteamOS", "WindowsServer2012"]),
'changed': set(),
'retired': set()},
sb.find_image_differences(TEST_IMAGES,
images_with_new))
def test_find_image_differences_changed_images(self):
images_with_changed = copy.deepcopy(TEST_IMAGES)
images_with_changed.pop(0)
images_with_changed.append(sb.ImageInput("Ubuntu", "aaab", "abce"))
self.assertEqual({'new': set(),
'changed': set(['Ubuntu']),
'retired': set()},
sb.find_image_differences(TEST_IMAGES,
images_with_changed))
images_with_changed.pop(0)
images_with_changed.append(sb.ImageInput("CentOS", "bbbc", "efgi"))
self.assertEqual({'new': set(),
'changed': set(['Ubuntu', 'CentOS']),
'retired': set()},
sb.find_image_differences(TEST_IMAGES,
images_with_changed))
def test_find_image_differences_changed_images(self):
images_with_changed = copy.deepcopy(TEST_IMAGES)
images_with_changed.pop(0)
images_with_changed.append(sb.ImageInput("Ubuntu", "aaab", "abce"))
self.assertEqual({'new': set(),
'changed': set(['Ubuntu']),
'retired': set()},
sb.find_image_differences(TEST_IMAGES,
images_with_changed))
images_with_changed.pop(0)
images_with_changed.append(sb.ImageInput("CentOS", "bbbc", "efgi"))
self.assertEqual({'new': set(),
'changed': set(['Ubuntu', 'CentOS']),
'retired': set()},
sb.find_image_differences(TEST_IMAGES,
images_with_changed))
def test_find_image_differences_all_diffs(self):
images_with_all = copy.deepcopy(TEST_IMAGES)
images_with_all.pop(0)
images_with_all.pop(0)
images_with_all.append(sb.ImageInput("Ubuntu", "aaab", "abce"))
images_with_all.append(sb.ImageInput("SteamOS", "ffff", "uvwx"))
self.assertEqual(
{"new": set(["SteamOS"]), "changed": set(["Ubuntu"]), "retired": set(["CentOS"])},
sb.find_image_differences(TEST_IMAGES, images_with_all),
)
def test_find_image_differences_all_diffs(self):
images_with_all = copy.deepcopy(TEST_IMAGES)
images_with_all.pop(0)
images_with_all.pop(0)
images_with_all.append(sb.ImageInput("Ubuntu", "aaab", "abce"))
images_with_all.append(sb.ImageInput("SteamOS", "ffff", "uvwx"))
self.assertEqual({'new': set(['SteamOS']),
'changed': set(['Ubuntu']),
'retired': set(['CentOS'])},
sb.find_image_differences(TEST_IMAGES,
images_with_all))
def update_current_state(self, nodes, images, flavors):
# For now, flavors should remain static.
# In the future we'll handle changing flavor profiles if needed,
# but it seems unlikely that flavors will change often enough.
self.flavor_diff = sb.find_flavor_differences(self.current_flavors, flavors)
sb.log_flavor_differences(self.flavor_diff)
self.current_flavors = flavors
# Image differences are important because changed or retired
# images should be ejected from the cache.
self.image_diff = sb.find_image_differences(self.current_images, images)
sb.log_image_differences(self.image_diff)
self.current_images = images
self.current_image_uuids = sb.build_attribute_set(images, "uuid")
# We don't compare old node state versus new, because that would be
# a relatively large and complicated task. Instead, we only rely on
# the current state of nodes to inform ourselves whether we're meeting
# our stated goals or not.
self.current_nodes = nodes
def update_current_state(self, nodes, images, flavors):
# For now, flavors should remain static.
# In the future we'll handle changing flavor profiles if needed,
# but it seems unlikely that flavors will change often enough.
self.flavor_diff = sb.find_flavor_differences(self.current_flavors,
flavors)
sb.log_flavor_differences(self.flavor_diff)
self.current_flavors = flavors
# Image differences are important because changed or retired
# images should be ejected from the cache.
self.image_diff = sb.find_image_differences(self.current_images,
images)
sb.log_image_differences(self.image_diff)
self.current_images = images
self.current_image_uuids = sb.build_attribute_set(images, 'uuid')
# We don't compare old node state versus new, because that would be
# a relatively large and complicated task. Instead, we only rely on
# the current state of nodes to inform ourselves whether we're meeting
# our stated goals or not.
self.current_nodes = nodes
def test_find_image_differences_no_difference(self):
empty_diff_dict = {'new': set(), 'changed': set(), 'retired': set()}
self.assertEqual(empty_diff_dict,
sb.find_image_differences([], []))
self.assertEqual(empty_diff_dict,
sb.find_image_differences(TEST_IMAGES, TEST_IMAGES))
def test_find_image_differences_no_difference(self):
empty_diff_dict = {'new': set(), 'changed': set(), 'retired': set()}
self.assertEqual(empty_diff_dict,
sb.find_image_differences([], []))
self.assertEqual(empty_diff_dict,
sb.find_image_differences(TEST_IMAGES, TEST_IMAGES))
